NPDES ID: OH0020192
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 5 effluent violations.
Violations
May 31, 2026
Solids, total suspended
73% over limit
Discharged 63 kg/d against a permitted limit of 36.4 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
50% over limit
Discharged 4.09 kg/d against a permitted limit of 2.73 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Mercury, total low level
1% over limit
Discharged 0.0000121 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
22% over limit
Discharged 29 kg/d against a permitted limit of 23.7 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
36% over limit
Discharged 2.48 kg/d against a permitted limit of 1.82 kg/d (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
101% over limit
Discharged 117 kg/d against a permitted limit of 58.2 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
48% over limit
Discharged 31 mg/L against a permitted limit of 21 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
2% over limit
Discharged 39.1 kg/d against a permitted limit of 38.2 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
116% over limit
Discharged 69 mg/L against a permitted limit of 32 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
January 31, 2026
Mercury, total low level
1% over limit
Discharged 0.0000121 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
56% over limit
Discharged 50 mg/L against a permitted limit of 32 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
August 31, 2025
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
May 31, 2025
Solids, total suspended
15% over limit
Discharged 42 kg/d against a permitted limit of 36.4 kg/d (WKLY MAX)
DMR, Limited - Numeric Violation
Solids, total suspended
5% over limit
Discharged 21 mg/L against a permitted limit of 20 mg/L (WKLY MAX)
DMR, Limited - Numeric Violation
February 28, 2025
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
January 31, 2025
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
December 31, 2024
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
November 30, 2024
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
October 31, 2024
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
September 30, 2024
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
August 31, 2024
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.000012 mg/L (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 mg/L against a permitted limit of 0.0017 mg/L (DAILY MX)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.000022 kg/d (MO AVG)
DMR, Limited - Overdue
Mercury, total low level
0% over limit
Discharged 0 kg/d against a permitted limit of 0.0031 kg/d (DAILY MX)
DMR, Limited - Overdue
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (9 hours ago)